package com.venusj.springcloud;

import com.netflix.hystrix.contrib.metrics.eventstream.HystrixMetricsStreamServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.context.annotation.Bean;

/**
 * Created By Administrator
 * User: VenusZ
 * Date: on 2020/3/21 23:07
 * Desc:
 */
@SpringBootApplication
@EnableEurekaClient
@EnableCircuitBreaker
public class HystrixApplication8003 {

    public static void main(String[] args) {
        SpringApplication.run(HystrixApplication8003.class, args);
    }


    /**
     * 此配置是为了服务监控二配置，与服务容错本身无关，springcloud升级后的坑
     * ServletRegistrationBean英文springboot的默认路径不是 "/hystrix.stream"
     * 只要在自己的项目里配置上 下面的servlet就可以了
     * @return
     */
    @Bean
    public ServletRegistrationBean getServlet() {
        HystrixMetricsStreamServlet streamServlet = new HystrixMetricsStreamServlet();
        ServletRegistrationBean registrationBean = new ServletRegistrationBean(streamServlet);
        registrationBean.setLoadOnStartup(1);
        registrationBean.addUrlMappings("/hystrix.stream");
        registrationBean.setName("HystrixMetricsStreamServlet");
        return  registrationBean;
    }
}
